Home / 2,964,878.16-4,092,264.36-1,947,660.72

Finding the Fourth Proportional to 2,964,878.16, 4,092,264.36 and 1,947,660.72

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Solution

The fourth proportional to 2,964,878.16, 4,092,264.36 and 1,947,660.72 is: 2,688,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,878.16 : 4,092,264.36 = 1,947,660.72 : x
  2. Step 2: Convert to fraction form
    2,964,878.16/4,092,264.36 = 1,947,660.72/x
  3. Step 3: Cross multiply
    2,964,878.16x = 4,092,264.36 × 1,947,660.72
  4. Step 4: Simplify right side
    2,964,878.16x = 7,970,342,549,827.94
  5. Step 5: Solve for x
    x = 7,970,342,549,827.94/2,964,878.16
  6. Step 6: Final answer
    x = 2,688,252.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.